. >>> for a little over two years anne marie slaughter held one of america's most important jobs. >> i will let anne marie start. >> as director of policy planning at the state department she worked extremely closely with secretary of state hillary clinton, traveling the world and providing strategic analysis and advice on the day's most complex and urgent international issues. she was the first ever woman policy planning director. it was, she said, the job she had always wanted. >> no one is happier than i am that this day is here. >> but then slaughter just gave it up, quit, turned in her resignation letter to secretary clinton and left washington. she resumd her princeton professorship and life in new jersey with her husband and two teenaged sons. in the wake of her departure, slaughter wrote a cover story for the atlantic magazine. why women still can't have it all. within days the piece became the most read in the atlantic's 150-year history. over 1 million views in the first week alone. tonight she takes us behind that personal decision that became a raging public debate. expla